Senior Firmware Engineer - Ble

TL;DR

Senior Firmware Engineer (BLE): Leading the design, development, and optimization of firmware for next-generation wearable devices with an accent on Bluetooth LE connectivity, performance, and power efficiency. Focus on low-level debugging, collaborating with hardware engineers, and optimizing for battery-constrained wearable devices.

Location: Hybrid - San Diego, California; Hybrid - San Francisco, California

Salary: $159,000 - $203,000

Company

hirify.global's mission is to empower every person to own their inner potential through their hirify.global Ring and its connected app, providing insights and practical steps to inspire healthy lifestyles.

What you will do

• Lead the design, development, and optimization of firmware for next-generation wearable devices, focusing on Bluetooth LE connectivity, performance, power efficiency, and scalability.
• Integrate, configure, and maintain Bluetooth LE stacks on embedded platforms, ensuring robust interoperability across mobile platforms.
• Diagnose and resolve complex, low-level firmware and connectivity issues using protocol analyzers, logs, and on-device debugging tools.
• Collaborate with hardware engineers, mobile teams, product managers, and external vendors to deliver high-quality, integrated solutions.
• Design firmware architectures that balance Bluetooth performance, power consumption, and user experience.
• Play a key role in strategic decisions related to firmware architecture and technology stack.

Requirements

• 5+ years of hands-on firmware development experience with a solid foundation in firmware engineering principles and Bluetooth LE protocol fundamentals.
• Proficiency in writing high-quality, maintainable, and efficient C/C++ code.
• Experience integrating and configuring Bluetooth LE stacks on embedded devices.
• Proven ability to work with vendor-provided Bluetooth stacks and SDKs, communicate technical issues clearly, and collaborate on fixes or workarounds.
• Strong skills in debugging connectivity and protocol-level issues.
• Bachelor’s or Master’s degree in Electrical Engineering, Computer Science, or a related field.

Culture & Benefits

• Competitive salary and equity packages.
• Health, dental, vision insurance, and mental health resources.
• An hirify.global Ring and employee discounts for friends & family.
• 20 days of paid time off plus 13 paid holidays plus 8 days of flexible wellness time off.
• Paid sick leave and parental leave.